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In some audio circuits, operational amplifier circuits, electronic clock circuits and other circuits, dual power supplies (i.e. positive and negative power supplies) are required. Using a three-termin...[Details]
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1 Oscillation cycle: It is the time taken by the crystal oscillator to oscillate once. It is also called the clock cycle.
Machine cycle: The time required for the microcontroller to complete an indep...[Details]
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In the STM32 firmware library, you need to pay attention when you use the RCC_GetClocksFreq() function.
(For example, when you use the serial port's USART_Init, you will use this function invisibly)....[Details]
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introduction
With the rapid development of control technology, more and more control technologies are being applied to lighting projects. At present, the control methods for high-rise corridor...[Details]
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Isolated outputs are required in a variety of DC/DC converter applications, not just telecom and datacom applications that require 48V isolation. Isolation is essential for noise-sensitive ...[Details]
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India’s Ministry of Power has released draft guidelines for procuring electricity from pumped storage projects to better integrate renewable energy capacity into the grid.
Indi...[Details]
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Circuit Diagram:
Program implementation functions:
To achieve four buttons to emit different tones, the code is as follows:
#include reg52.h
#define uchar unsigned char
#define uint ...[Details]
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Abstract: A fast-response embedded intelligent security monitoring system is designed to track and locate moving targets and quickly capture facial images. The facial features are analyzed using p...[Details]
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UART is an asynchronous communication. For example, when a computer sends data to a microcontroller, the computer is only responsible for sending the data through TXD, and receiving the data is the r...[Details]
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Before Apple's fall conference began (1 a.m. Beijing time on September 11), Tianfeng International analyst Ming-Chi Kuo also gave a latest report, which revised some previous statements, and th...[Details]
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Compared with other large-screen display technologies such as LCD and projection display, LED display technology has its unique advantages: high brightness, wide viewing angle, rich colors and cust...[Details]
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Modern wireless service providers are committed to continuously expanding bandwidth and providing Internet Protocol (IP) services to more users. Long Term Evolution (LTE) is a new generation of cellu...[Details]
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On the evening of June 30, Tsinghua Unigroup issued an announcement announcing the establishment of the DRAM Business Group, appointing Diao Shijing as the chairman of the DRAM Business Group of Tsin...[Details]
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Overview
In order to solve the problem of always forgetting to turn off the air conditioner in the dormitory, an intelligent air conditioner manager was designed based on HMI-Board, which can ...[Details]
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5. Event
In AUTOSAR OS systems, events are used to signal information to tasks. This section explains what events are, how to configure them, and how to use them at runtime.
Eve...[Details]
Talking
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